51 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Python
		
	
	
| # -*- coding: utf-8 -*-
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| # Copyright 2015 OpenMarket Ltd
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| 
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| from synapse.storage import prepare_database
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| 
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| import types
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| 
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| 
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| class MariaEngine(object):
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|     def __init__(self, database_module):
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|         self.module = database_module
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| 
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|     def convert_param_style(self, sql):
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|         return sql.replace("?", "%s")
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| 
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|     def encode_parameter(self, param):
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|         if isinstance(param, types.BufferType):
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|             return bytes(param)
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|         return param
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| 
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|     def on_new_connection(self, db_conn):
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|         pass
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| 
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|     def prepare_database(self, db_conn):
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|         cur = db_conn.cursor()
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|         cur.execute(
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|             "ALTER DATABASE CHARACTER SET utf8mb4 COLLATE utf8mb4_bin"
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|         )
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|         db_conn.commit()
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|         prepare_database(db_conn, self)
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| 
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|     def is_deadlock(self, error):
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|         if isinstance(error, self.module.DatabaseError):
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|             return error.sqlstate == "40001" and error.errno == 1213
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|         return False
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| 
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|     def load_unicode(self, v):
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|         return bytes(v).decode("UTF8")
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